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Step2247 [10]
4 years ago
14

HELP PLEASE THIS IS IMPORTANT- 10 points

Mathematics
1 answer:
wel4 years ago
3 0
9) x= -17
10) n=0
11) x=-3
12) x=-21
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You can walk 1 3/4 miles in a half hour. what is your average speed?(help meee)
Sliva [168]
If you would like to know what is your average speed, you can calculate this using the following steps:

1 3/4 miles = 7/4 miles ...half an hour
7/4 miles * 2 = 7/2 miles = 3 1/2 miles ... one hour

Result: Your average speed is 3 1/2 miles per hour.
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3 years ago
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3 years ago
Two angles are supplementary. Three times the measure of one angle is 20° more than the measure
In-s [12.5K]

Answer:

  50°, 130°

Step-by-step explanation:

All measures are in degrees. Let x represent "one angle". Then the other is (180-x) and we can write the relation ...

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The measures of each angle are 50° and 130°.

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4 years ago
Finley’s pumpkin had a mass of 6.5 kilograms before he carved it. After carving it the pumpkin had a mass of 3.9 kilograms. What
katen-ka-za [31]
Hello.

The percent decrease in the mass of the pumpkin for this case will be given by:
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 (100-60) =40%


 After carving it, the pumpkin decreases a percent of 40% in the mass.

Have a nice day
4 0
3 years ago
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